目錄:上海第三機床廠>>外圓磨床>>MA1420E/750外圓磨床>> MA1420E/750外圓磨床
| 產地 | 國產 |
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MA1420E/750外圓磨床工作精度 Working Accuracy
| 項目 | Item | MA1420A | MA1420A/750 |
| 外圓圓度 | Ex Ternal | 1.5 μm | 1.5 μm |
| 內孔圓度 | In Ternal | 2.5 μm | 2.5 μm |
| 縱截面直徑 | Cylindricity | 5 μm | 5 μm |
| 外圓粗糙度 | Ex Surface | Ra≤0.32μm | Ra≤0.32μm |
| 內孔粗糙度 | In Surface | Ra≤0.63μm | Ra≤0.63μm |
MA1420E/750外圓磨床規格及主要技術參數 Main Specifications
| 項目 | Item | MA1420A | MA1420A/750 |
| 磨削直徑范圍 | Grinding diameters | 8～200 mm | 8～200 mm |
| 磨削孔徑范圍 | Gringing bores | 13～80 mm | 13～80 mm |
| 大磨削長度 | Max grinding length | 500 mm | 750 mm |
| 大磨孔長度 | Max grinding depth | 125 mm | 125 mm |
| 工作臺大移動量 | Max travel of table | 600 mm | 800 mm |
| 液壓移動速度 | Hydraulic traverse speeds | 0.1～4 m/min | 0.1～4 m/min |
| 工作臺轉動范圍 | Swivel range of the table | -5°～+9° | -3°～+9° |
| 砂輪大線速度 | Max peripheral speed of grinding wheel | 37 m/s | 37 m/s |
| 砂輪尺寸 | Wheel dimensions | 300X40X127 mm | 300X40X127 mm |
| 頭架主軸轉速 | Speeds of headstock spindle | 60,85,120,170, 230,460 r/min | 60,85,120,170, 230,460 r/min |
| 電機總容量 | Coolant pump drive motor | 8KVA | 8KVA |
| 機床外形尺寸（長X寬X高） | Overall dimensions (LxWxH) | 2000X1420X1600 mm | 2700X1420X1600 mm |
| 機床重量 | Weight of machine | 2100 kg | 2600 kg |
Main Accessories主要附件
| 1 | 冷卻液箱 Coolant tank | 1 set |
| 2 | 開式中心架 Open center rest | 1 set |
| 3 | 砂輪修整器 Grinding wheel dresser | 1 set |
| 4 | 砂輪夾板 Grinding wheel clamp | 2 sets |
| 5 | 砂輪平衡器 Grinding wheel balancer | 1 pc |
| 6 | 合金* Carbide-tipped center | 2 pcs |
| 7 | 半缺* Half center | 2 pcs |
| 8 | 夾頭 Chuck | 1 set |
| 9 | 雙頭扳手 Double end werch | 6 pcs |
| 10 | 內六角扳手 Socket head screw wrench | 5 pcs |
| 11 | 六角套筒扳手 Hexagon socket wrench | 1 pc |
| 12 | 三角膠帶 Vblet | 2 pcs |
| 13 | 支點底座 Support iron | 3 pcs |
| 14 | 松卸螺帽 Dismountingnut | 1 pc |
| 15 | 三爪卡盤 Three jaw chuck | 1 set |
| 16 | 閉式中心架 Closed center rest | 1 set |
| 17 | 內磨接長軸 Grinding wheel arbors for internal grinding | 4 sets |
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